Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Zou Ying and Komada Kenniti and Nakae Hideo,Influence of Copper on Matrix Structure of Flake and Spheroidal Graphite Cast Iron,Journal of Japan Foundry Engineering Society,13420429,Japan Foundry Engineering Society,2011,83,7,378-383,https://cir.nii.ac.jp/crid/1390001206510839168,https://doi.org/10.11279/jfes.83.378